Open Middle tasks provide opportunities for student to approach a mathematical task using different strategies and representations. They can be used as a warm-up/closing activity, as a formative assessment, or to facilitate discourse and discussion and get insite into student thinking and problem solving. These tasks provide a great opportunity for student to engage with the Standards for Mathematical Practice.

This challenging problem and brainteaser gives students an opportunity to compose and decompose polygons to make rectangles.

This task presents students with some creative geometric ways to represent the fraction one half. The goal is both to appeal to students' visual intuition while also providing a hands on activity to decide whether or not two areas are equal.

Kindergarten Mathematics: Geometry K.G.2: Correctly name shapes regardless of their orientations or overall size.Students will be able to identify and describe shapes in their everyday surroundings and demonstrate this knowledge through creating a Keynote presentation.

In this scavenger hunt games students are given the task of finding and identifying real-world shapes in their environment.

In this "word search" style puzzle students practice identifying sequences of shapes.

This is a lesson plan that would be used at/near the end of a Kindergarten unit learning about shapes. Students will find shapes in the world and take pictures of them to share with the class in a presentation.

Early childhood, between the ages of 2-8, is an important period for developing math skills. From the first years of life, your child is learning math and developing interest in the subject through everyday routines and play. Your support for the development of math knowledge and skills will help prepare your child for future success in school and life. Check out this infographic title, Supporting Your Child in Developing Math Skills for Future Success, to learn more about how early math success opens doors for future success in college and careers.

These family and caregiver resources and activities, organized by math topics such as counting or shapes, include research-based and easy-to-follow steps to help you support your child’s math skills during a typical day.

In this lesson plan students will discover 2D and 3D shapes in their environment. The will gain an understanding of the difference between a 2D shape (flat) and 3D shape (solid) and what that looks like in the world around them. Students will go on a walking scavenger hunt to find both 2D and 3D shapes around their school. They will be able to use their classroom iPads to take photographs of the shapes they find and use them to create a simple photo video with iMovie.   Photograph Citation: JoyPixels. “School Emoji Clipart.” Creazilla,https://creazilla.com/nodes/48174-school-emoji-clipart, 1/27/23